A magnitude ML 1.8 earthquake occured in region: 3 km SW Santa Sofia (FC), on
and geographic coordinates (lat, lon) 43.9210, 11.8890 at 8 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Santa Sofia | FC | 3 | 4136 | 4136 |
Galeata | FC | 9 | 2516 | 6652 |
Bagno di Romagna | FC | 10 | 6026 | 12678 |
Civitella di Romagna | FC | 10 | 3786 | 16464 |
Premilcuore | FC | 11 | 799 | 17263 |
Portico e San Benedetto | FC | 15 | 756 | 18019 |
Rocca San Casciano | FC | 16 | 1910 | 19929 |
Verghereto | FC | 17 | 1907 | 21836 |
Pratovecchio Stia | AR | 20 | 5845 | 27681 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2020-02-22 07:52:03 |
43.9212 | 11.8893 | 8 | 2020-07-18 21:08:22 |
Bollettino Sismico Italiano INGV | 76865911 |
Reviewed Rev100 |
ML 1.8 | 2020-02-22 07:52:03 |
43.9195 | 11.8577 | 9 | 2020-02-22 07:57:19 |
Sala Sismica INGV-Roma | 76714961 |
Field | Value |
---|---|
Time (UTC) | 2020-02-22 07:52:03 ± 0.08 |
Latitude | 43.9212 ± 0.0036 |
Longitude | 11.8893 ± 0.0062 |
Depth (km) | 8 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 76865911 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 490 |
Semi-minor axis of confidence ellipse (meter) | 196 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 236 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 490.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 127 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 25 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.51441 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 76865911 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-02-27 12:48:30 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 76714961 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-22 07:57:19 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NDIM.HNZ. | 2020-02-22T07:52:42.08 | 3.0 | undecidable | manual | S | -0.56 | 0 | |||
IV.VISG.HHZ. | 2020-02-22T07:52:19.45 | 0.3 | undecidable | manual | S | 309 | 46.9197 | 50 | 0.28 | 67 |
IV.SEI.HHZ. | 2020-02-22T07:52:18.66 | 0.3 | undecidable | manual | S | 289 | 44.8218 | 50 | 0.03 | 71 |
IV.PARC.HHZ. | 2020-02-22T07:52:17.79 | 0.6 | undecidable | manual | S | 137 | 41.2254 | 50 | 0.14 | 47 |
IV.ATVO.HHZ. | 2020-02-22T07:52:16.88 | 3.0 | undecidable | manual | P | 0.37 | 0 | |||
IV.RONT.HHZ. | 2020-02-22T07:52:16.87 | 0.3 | undecidable | manual | S | 283 | 37.3293 | 50 | 0.26 | 69 |
IV.BRIS.HHZ. | 2020-02-22T07:52:16.15 | 0.3 | undecidable | manual | S | 344 | 35.0427 | 103 | 0.19 | 70 |
IV.CRE.HHZ. | 2020-02-22T07:52:15.41 | 0.3 | undecidable | manual | S | 172 | 33.9438 | 103 | -0.16 | 70 |
IV.MPPT.EHZ. | 2020-02-22T07:52:15.21 | 3.0 | negative | manual | P | 0.14 | 0 | |||
IV.OSSC.HHZ. | 2020-02-22T07:52:15.94 | 3.0 | negative | manual | P | 0.32 | 0 | |||
IV.NARO.HHZ. | 2020-02-22T07:52:15.50 | 3.0 | undecidable | manual | P | 0.17 | 0 | |||
IV.MTRZ.HNN. | 2020-02-22T07:52:14.58 | 1.0 | undecidable | manual | P | 320 | 57.0984 | 50 | 0.47 | 21 |
IV.RUFI.EHZ. | 2020-02-22T07:52:14.64 | 0.1 | undecidable | manual | S | 253 | 31.746 | 104 | -0.2 | 94 |
IV.VISG.HHZ. | 2020-02-22T07:52:12.21 | 0.3 | undecidable | manual | P | 309 | 46.9197 | 50 | -0.33 | 66 |
IV.RINC.HHZ. | 2020-02-22T07:52:12.17 | 0.3 | undecidable | manual | S | 260 | 22.8549 | 109 | 0.28 | 70 |
IV.FIR.HHZ. | 2020-02-22T07:52:12.60 | 3.0 | undecidable | manual | P | -0.64 | 0 | |||
IV.SEI.HHZ. | 2020-02-22T07:52:11.87 | 0.3 | undecidable | manual | P | 289 | 44.8218 | 50 | -0.36 | 66 |
IV.CPGN.EHZ. | 2020-02-22T07:52:11.39 | 0.1 | undecidable | manual | P | 111 | 36.9297 | 50 | 0.38 | 89 |
IV.LMD.HHZ. | 2020-02-22T07:52:11.62 | 0.3 | undecidable | manual | S | 320 | 22.6551 | 109 | -0.19 | 71 |
IV.SSP9.EHZ. | 2020-02-22T07:52:11.75 | 0.6 | undecidable | manual | P | 153 | 43.1235 | 50 | -0.21 | 46 |
IV.PARC.HHZ. | 2020-02-22T07:52:11.41 | 0.3 | undecidable | manual | P | 137 | 41.2254 | 50 | -0.25 | 68 |
IV.BRIS.HHZ. | 2020-02-22T07:52:10.85 | 0.1 | undecidable | manual | P | 344 | 35.0427 | 103 | 0.16 | 94 |
IV.ASQU.HHZ. | 2020-02-22T07:52:10.21 | 0.3 | undecidable | manual | S | 210 | 15.9729 | 116 | 0.54 | 67 |
IV.CRE.HHZ. | 2020-02-22T07:52:10.16 | 0.1 | undecidable | manual | P | 172 | 33.9438 | 103 | -0.31 | 91 |
IV.RONT.HHZ. | 2020-02-22T07:52:10.80 | 0.3 | undecidable | manual | P | 283 | 37.3293 | 50 | -0.27 | 68 |
IV.RUFI.EHZ. | 2020-02-22T07:52:09.78 | 0.1 | undecidable | manual | P | 253 | 31.746 | 104 | -0.26 | 92 |
IV.RINC.HHZ. | 2020-02-22T07:52:08.37 | 0.1 | undecidable | manual | P | 260 | 22.8549 | 109 | 0.03 | 98 |
IV.LMD.HHZ. | 2020-02-22T07:52:08.07 | 0.1 | undecidable | manual | P | 320 | 22.6551 | 109 | -0.22 | 95 |
IV.ASQU.HHZ. | 2020-02-22T07:52:07.35 | 0.1 | undecidable | manual | P | 210 | 15.9729 | 116 | 0.29 | 94 |
IV.SFI.HNZ. | 2020-02-22T07:52:06.45 | 0.3 | undecidable | manual | S | 242 | 3.8961 | 154 | -0.09 | 75 |
IV.SFI.HNZ. | 2020-02-22T07:52:05.36 | 0.1 | undecidable | manual | P | 242 | 3.8961 | 154 | 0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ASQU.HHE. | ML:1.8 | 0.000647 | 0.24 | AML | other | m | 2020-02-22T07:52:10.78 |
IV.ASQU.HHN. | ML:1.9 | 0.000856 | 0.18 | AML | other | m | 2020-02-22T07:52:10.71 |
IV.LMD.HHE. | ML:2.2 | 0.000978 | 0.62 | AML | other | m | 2020-02-22T07:52:12.04 |
IV.LMD.HHN. | ML:2.0 | 0.000633 | 0.3 | AML | other | m | 2020-02-22T07:52:12.36 |
IV.RINC.HHE. | ML:1.7 | 0.0003445 | 0.42 | AML | other | m | 2020-02-22T07:52:12.46 |
IV.RINC.HHN. | ML:1.6 | 0.0002695 | 0.9 | AML | other | m | 2020-02-22T07:52:12.25 |
IV.RUFI.EHE. | ML:1.6 | 0.0001895 | 0.32 | AML | other | m | 2020-02-22T07:52:14.94 |
IV.RUFI.EHN. | ML:1.8 | 0.0002595 | 1.46 | AML | other | m | 2020-02-22T07:52:15.14 |
IV.CRE.HHN. | ML:2.2 | 0.000605 | 0.24 | AML | other | m | 2020-02-22T07:52:15.94 |
IV.CRE.HHE. | ML:1.7 | 0.0002045 | 0.32 | AML | other | m | 2020-02-22T07:52:16.43 |
IV.BRIS.HHE. | ML:1.8 | 0.0002805 | 0.94 | AML | other | m | 2020-02-22T07:52:20.62 |
IV.BRIS.HHN. | ML:1.7 | 0.000219 | 1.62 | AML | other | m | 2020-02-22T07:52:20.83 |
IV.MPPT.EHN. | ML:1.9 | 0.0001395 | 0.36 | AML | other | m | 2020-02-22T07:52:24.55 |
IV.MPPT.EHE. | ML:1.7 | 0.000089 | 1.32 | AML | other | m | 2020-02-22T07:52:24.93 |